powerpc/powerpc/exec_machdep.c

127 	struct trapframe *tf;
148 	tf = td->td_frame;
149 	oonstack = sigonstack(tf->fixreg[1]);
155 	ksi->ksi_info.si_addr = (void *)((tf->exc == EXC_DSI) ?
156 	    tf->dar : tf->srr0);
225 		usfp = (void *)((tf->fixreg[1] - rndfsize) & ~0xFul);
243 	tf->lr = (register_t)catcher;
244 	tf->fixreg[1] = (register_t)usfp;
245 	tf->fixreg[FIRSTARG] = sig;
247 	tf->fixreg[FIRSTARG+2] = (register_t)usfp +
252 	tf->fixreg[FIRSTARG+2] = (register_t)usfp +
262 			tf->fixreg[FIRSTARG+1] = (register_t)usfp +
267 			tf->fixreg[FIRSTARG+1] = (register_t)usfp +
275 		tf->fixreg[FIRSTARG+1] = code;
276 		tf->fixreg[FIRSTARG+3] = (tf->exc == EXC_DSI) ?
277 		    tf->dar : tf->srr0;
282 	tf->srr0 = (register_t)p->p_sysent->sv_sigcode_base;
297 	     tf->srr0, tf->fixreg[1]);
345 makectx(struct trapframe *tf, struct pcb *pcb)
348 	pcb->pcb_lr = tf->srr0;
349 	pcb->pcb_sp = tf->fixreg[1];
441 	struct trapframe *tf;
446 	tf = td->td_frame;
454 	if ((mcp->mc_srr1 & PSL_USERSTATIC) != (tf->srr1 & PSL_USERSTATIC)) {
460 		tls = tf->fixreg[13];
462 		tls = tf->fixreg[2];
463 	memcpy(tf, mcp->mc_frame, sizeof(mcp->mc_frame));
465 		tf->fixreg[13] = tls;
467 		tf->fixreg[2] = tls;
502 	struct trapframe	*tf;
505 	tf = trapframe(td);
506 	bzero(tf, sizeof *tf);
508 	tf->fixreg[1] = -roundup(-stack + 48, 16);
510 	tf->fixreg[1] = -roundup(-stack + 8, 16);
539 	tf->fixreg[3] = argc;
540 	tf->fixreg[4] = stack + sizeof(register_t);
541 	tf->fixreg[5] = stack + (2 + argc)*sizeof(register_t);
542 	tf->fixreg[6] = 0;				/* auxillary vector */
543 	tf->fixreg[7] = 0;				/* termination vector */
544 	tf->fixreg[8] = (register_t)imgp->ps_strings;	/* NetBSD extension */
546 	tf->srr0 = imgp->entry_addr;
548 	tf->fixreg[12] = imgp->entry_addr;
549 	tf->srr1 = PSL_SF | PSL_USERSET | PSL_FE_DFLT;
551 		tf->srr1 |= PSL_HV;
553 	tf->srr1 = PSL_USERSET | PSL_FE_DFLT;
562 	struct trapframe	*tf;
565 	tf = trapframe(td);
566 	bzero(tf, sizeof *tf);
567 	tf->fixreg[1] = -roundup(-stack + 8, 16);
573 	tf->fixreg[3] = argc;
574 	tf->fixreg[4] = stack + sizeof(uint32_t);
575 	tf->fixreg[5] = stack + (2 + argc)*sizeof(uint32_t);
576 	tf->fixreg[6] = 0;				/* auxillary vector */
577 	tf->fixreg[7] = 0;				/* termination vector */
578 	tf->fixreg[8] = (register_t)imgp->ps_strings;	/* NetBSD extension */
580 	tf->srr0 = imgp->entry_addr;
581 	tf->srr1 = PSL_USERSET | PSL_FE_DFLT;
582 	tf->srr1 &= ~PSL_SF;
584 		tf->srr1 |= PSL_HV;
592 	struct trapframe *tf;
594 	tf = td->td_frame;
595 	memcpy(regs, tf, sizeof(struct reg));
630 	struct trapframe *tf;
632 	tf = td->td_frame;
633 	memcpy(tf, regs, sizeof(struct reg));
666 	struct trapframe *tf;
669 	tf = td->td_frame;
671 		tf->fixreg[i] = regs->fixreg[i];
672 	tf->lr = regs->lr;
673 	tf->cr = regs->cr;
674 	tf->xer = regs->xer;
675 	tf->ctr = regs->ctr;
676 	tf->srr0 = regs->pc;
684 	struct trapframe *tf;
687 	tf = td->td_frame;
689 		regs->fixreg[i] = tf->fixreg[i];
690 	regs->lr = tf->lr;
691 	regs->cr = tf->cr;
692 	regs->xer = tf->xer;
693 	regs->ctr = tf->ctr;
694 	regs->pc = tf->srr0;
870 	struct trapframe *tf;
877 	tf = td->td_frame;
879 	if (tf->fixreg[0] == SYS___syscall &&
881 		int code = tf->fixreg[FIRSTARG + 1];
898 			tf->fixreg[FIRSTARG] = 0;
899 			tf->fixreg[FIRSTARG + 1] = td->td_retval[0];
901 			tf->fixreg[FIRSTARG] = td->td_retval[0];
902 			tf->fixreg[FIRSTARG + 1] = td->td_retval[1];
904 		tf->cr &= ~0x10000000;		/* Unset summary overflow */
910 		tf->srr0 -= 4;
913 		tf->fixreg[FIRSTARG] = SV_ABI_ERRNO(p, error);
914 		tf->cr |= 0x10000000;		/* Set summary overflow */
963 	struct trapframe *tf;
972 	tf = td->td_frame;
973 	bcopy(td0->td_frame, tf, sizeof(struct trapframe));
974 	tf->fixreg[FIRSTARG] = 0;
975 	tf->fixreg[FIRSTARG + 1] = 0;
976 	tf->cr &= ~0x10000000;
979 	cf = (struct callframe *)tf - 1;
983 	cf->cf_arg1 = (register_t)tf;
1004 	struct trapframe *tf;
1007 	tf = td->td_frame;
1016 	bzero(tf, sizeof(struct trapframe));
1018 	tf->fixreg[1] = (register_t)sp;
1019 	tf->fixreg[3] = (register_t)arg;
1021 		tf->srr0 = (register_t)entry;
1022 		tf->srr1 = PSL_USERSET | PSL_FE_DFLT;
1024 		tf->srr1 &= ~PSL_SF;
1030 		tf->srr0 = entry_desc[0];
1031 		tf->fixreg[2] = entry_desc[1];
1032 		tf->fixreg[11] = entry_desc[2];
1033 		tf->srr1 = PSL_SF | PSL_USERSET | PSL_FE_DFLT;
1039 		tf->srr1 |= PSL_HV;